IP Library › Assignment 010200/0977
Patent Assignment
Reel/Frame 010200/0977

Assignment of Assignor's Interest

Recorded: 1999-08-30 Pages: 3
Assignors
WYATT, MARK L.
Executed: 1999-08-07
HUBER, BRAD N.
Executed: 1999-08-17
Assignee
GRANT PRIDECO, INC.
1450 LAKE ROBBINS DRIVE, SUITE 600, THE WOODLANDS, TEXAS, 77380
Covered Property (1)
Sliding Sleeve Assembly for Subsurface Flow Control
Patent: 6,189,619 →
Application: 09/327,108 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 18, 2000
From: TUBE-ALLOY CORP.
To: WEATHERFORD/LAMB, INC.
Reel/Frame 010977/0141 →
Assignment of Assignor's Interest Dec 10, 2000
From: GRANT PRIDECO, INC.
To: WEATHERFORD/LAMB, INC.
Reel/Frame 011372/0081 →
Assignment of Assignor's Interest Dec 4, 2014
From: WEATHERFORD/LAMB, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 034526/0272 →